3 files changed, 37 insertions, 1 deletions
diff --git a/t/perf/p0001-rev-list.sh b/t/perf/p0001-rev-list.sh
index 4f71a63b0a..16359d51ae 100755
--- a/t/perf/p0001-rev-list.sh
+++ b/t/perf/p0001-rev-list.sh
@@ -14,4 +14,16 @@ test_perf 'rev-list --all --objects' '
 	git rev-list --all --objects >/dev/null
 '
 
+test_expect_success 'create new unreferenced commit' '
+	commit=$(git commit-tree HEAD^{tree} -p HEAD)
+'
+
+test_perf 'rev-list $commit --not --all' '
+	git rev-list $commit --not --all >/dev/null
+'
+
+test_perf 'rev-list --objects $commit --not --all' '
+	git rev-list --objects $commit --not --all >/dev/null
+'
+
 test_done
diff --git a/t/perf/p4001-diff-no-index.sh b/t/perf/p4001-diff-no-index.sh
new file mode 100755
index 0000000000..683be6984f
--- /dev/null
+++ b/t/perf/p4001-diff-no-index.sh
@@ -0,0 +1,22 @@
+#!/bin/sh
+
+test_description="Test diff --no-index performance"
+
+. ./perf-lib.sh
+
+test_perf_large_repo
+test_checkout_worktree
+
+file1=$(git ls-files | tail -n 2 | head -1)
+file2=$(git ls-files | tail -n 1 | head -1)
+
+test_expect_success "empty files, so they take no time to diff" "
+	echo >$file1 &&
+	echo >$file2
+"
+
+test_perf "diff --no-index" "
+	git diff --no-index $file1 $file2 >/dev/null
+"
+
+test_done
diff --git a/t/perf/perf-lib.sh b/t/perf/perf-lib.sh
index f4eecaa171..a8c9574291 100644
--- a/t/perf/perf-lib.sh
+++ b/t/perf/perf-lib.sh
@@ -1,4 +1,6 @@
-#!/bin/sh
+# Performance testing framework.  Each perf script starts much like
+# a normal test script, except it sources this library instead of
+# test-lib.sh.  See t/perf/README for documentation.
 #
 # Copyright (c) 2011 Thomas Rast
 #